API Documentation
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/api/1/equity/short-interest-positions/{identifier}Short Interest Positions API
Returns FINRA bi-monthly short interest data (outstanding short positions, days to cover) for the given ISIN
Parameters
2limitnumberNumber of settlement periods to return (default 24, max 120)
identifierstringrequiredSecurity identifier: ISIN, ticker, CUSIP, SEDOL, or WKN (e.g. US0378331005, AAPL)
Responses
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Request
curl -X GET \
'https://api.eulerpool.com/api/1/equity/short-interest-positions/US0378331005?limit=10' \
-H 'Accept: application/json'200 Response
[
{
"settlementDate": "2026-01-31T00:00:00.000Z",
"shortShares": 15234000,
"prevShortShares": 14120000,
"changeShares": 1114000,
"changePct": 7.89,
"avgDailyVolume": 5800000,
"daysToCover": 2.63
}
]